.top{
    height: 50px;
    line-height: 50px;
    background-color: #424242;
    text-align: center;
    .left_arrow{
        width: 23px;
        height: 25px;
        top: 13px;
        left: 15px;
        background-size: 50%;
        position: absolute;
        background-image: url(../img/arrow_left.png);
        z-index: 100;
    }
}
.types{
    padding: 0px 15px;
    width: 100%;
    background-color: #393939;
    line-height: 34px;
    box-sizing: border-box;
    .choosetype{
        border-bottom: 2px solid #E60020;
    }
}
.count_list{
    background-color: #424242;
    padding: 10px 15px 10px 30px;
}
